require 'yaml'

class Book < Shoes
  url '/', :index
  url '/incidents/(\d+)', :incident

  def index
    incident(0)
  end

  INCIDENTS = YAML.load_file('samples/class-book.yaml')

  def table_of_contents
    toc = []
    INCIDENTS.each_with_index do |(title, _story), i|
      toc.push "(#{i + 1}) ",
               link(title, click: "/incidents/#{i}"),
               " / "
    end
    toc.pop
    span(*toc)
  end

  def incident(num)
    num = num.to_i
    background white
    stack margin: 10, margin_left: 190, margin_top: 20 do
      banner "Incident", margin: 4
      para strong("No. #{num + 1}: #{INCIDENTS[num][0]}"), margin: 4
    end
    flow width: 180, margin_left: 10, margin_top: 0 do
      para table_of_contents, size: 8
    end
    stack margin: 10, margin_top: 0 do
      INCIDENTS[num][1].split(/\n\n+/).each do |p|
        para p
      end
    end
  end
end

Shoes.app width: 640, height: 700, title: "Incidents, a Book"
